China GF312b2 Portable Three Phase Standard Reference Meter High Accuracy 0.02%

GF312B2 THREE PHASE PORTABLE STANDARD ENERGY METER TEST EQUIPMENT
GF312B2 portable three phase standard reference meter high accuracy 0.02%. It can be applied in following area:Electric power department,Measuring and quality examining department,Electrical lab
FEATURESHigh accuracy up to 0.02%metal body, strong and reliableDSP+32 bit ARM technologyMeasurement 2~51 times harmonicsWaveform display functionVector diagram functionEnergy accumulating function7 inch TFT color LCDSuit for testing in the field or in the lab
PARAMETERS

Electrical parametersAccuracy class0.02% , 0.05%Power supply85-450V, 50/60Hz±2HzPower consumption13VACommunication portRS232, USBVoltage measurementRange30-560VResolution0.001VError±0.02% (30V-560V)
±0.05% (5V-30V)Harmonic2nd-51stCurrent measurementRange (direct connection)20mA-120AResolution0.1mAError (direct connection)±0.02% (100mA-120A)
±0.05% (20mA-100mA)Harmonic2nd-51stClamp on CT(option)5A,20A, 100AAccuracy0.20%Power measure errorActive power (direct connection)±0.02% (0.1A-120A)
±0.05% (0.02A-0.1A)Reactive power (direct connection)±0.05% (0.1A-120A)Energy measure errorActive energy (direct connection)±0.02% (0.1A-120A)
±0.05% (0.02A-0.1A)Reactive energy (direct connection)±0.05% (0.1A-120A)Phase angleRange0°-360°Resolution0.005°Error±0.02°FrequencyRange45-65HzResolution0.001HzError0.002HzPower factorRange-1.0 ~ 0 ~ +1.0Resolution0.0001Error0.0005Pulse outputEnergy constant1-250000Pulse ratio1:1Output level5VPulse inputInput channel1Input level5-24VInput frequencyMax. 2MHzDisplayColor LCD7"STN (800x480)Mechanical parametersDimensions (WxHxD) (mm)365x269x151Weight (kg)4Environmental conditionsAmbient temperature-10°C to 40°CRelative humidity30%-80%